Home / 1,059,117.64-1,462,286.18-813,665.25

Finding the Fourth Proportional to 1,059,117.64, 1,462,286.18 and 813,665.25

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Solution

The fourth proportional to 1,059,117.64, 1,462,286.18 and 813,665.25 is: 1,123,398.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,117.64 : 1,462,286.18 = 813,665.25 : x
  2. Step 2: Convert to fraction form
    1,059,117.64/1,462,286.18 = 813,665.25/x
  3. Step 3: Cross multiply
    1,059,117.64x = 1,462,286.18 × 813,665.25
  4. Step 4: Simplify right side
    1,059,117.64x = 1,189,811,450,221.24
  5. Step 5: Solve for x
    x = 1,189,811,450,221.24/1,059,117.64
  6. Step 6: Final answer
    x = 1,123,398.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.